[llvm] [Aarch64] Materialize immediates with 64-bit ORR + EOR if shorter (PR #68287)

[David Green via llvm-commits]

https://github.com/davemgreen approved this pull request.

Thanks, LGTM

Are you able to hit submit, or do I need to do that? If so are you happy for this to go in?

https://github.com/llvm/llvm-project/pull/68287